4周搞定2000+托福核心词
浪费的，不经济的；奢侈的
wasteful
常考释义
This “atmospheric engine,” invented by Thomas Savery and vastly improved by his partner, Thomas Newcomen, embodied revolutionary principles, but it was so slow and wasteful of fuel that it could not be employed outside the coal mines for which it had been designed.
这一由托马斯•赛佛瑞发明并由他的同伴托马斯•纽科门对其进行改良的“大气引擎”，被赋予了革命性的工作原理，但其效率低下且浪费燃料，无法在煤矿以外的地区使用，这与最初的设计期望背道而驰。
来源于：阅读OFFICIAL6 P1adj. 浪费的；铺张的
Don't be wasteful.
不要铺张浪费。
adj. 造成浪费的
Try to avoid wasteful duplication of effort.
重复劳动是种浪费，要避免。
British houses are notoriously wasteful of energy.
英国房屋浪费能源，是出了名的。
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